Cheap flights from Indianapolis to Denver International

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Flight deals from Indianapolis to Denver International

Looking for a cheap last-minute deal or the best round-trip flight from Indianapolis Airport to Denver International Airport? If you want to travel next month, round-trip fares start from $240. Find the lowest prices on one-way and round-trip tickets right here.

Denver.$185 per passenger.Departing Tue, Aug 18, returning Tue, Sep 8.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Tue, Aug 18, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Tue, Sep 8, arriving in Indianapolis.Price includes taxes and charges.From $185, select.

Denver.$187 per passenger.Departing Tue, Sep 8, returning Tue, Sep 15.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Tue, Sep 8, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Sep 15, arriving in Indianapolis.Price includes taxes and charges.From $187, select.

Denver.$187 per passenger.Departing Wed, Sep 30, returning Mon, Oct 5.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Wed, Sep 30, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Mon, Oct 5, arriving in Indianapolis.Price includes taxes and charges.From $187, select.

Denver.$196 per passenger.Departing Fri, Sep 18, returning Tue, Sep 22.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Fri, Sep 18, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Tue, Sep 22, arriving in Indianapolis.Price includes taxes and charges.From $196, select.

Denver.$208 per passenger.Departing Wed, Aug 12, returning Tue, Aug 18.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Wed, Aug 12, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Aug 18, arriving in Indianapolis.Price includes taxes and charges.From $208, select.

Denver.$224 per passenger.Departing Wed, Aug 5, returning Sat, Aug 8.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Wed, Aug 5, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Sat, Aug 8, arriving in Indianapolis.Price includes taxes and charges.From $224, select.

Denver.$236 per passenger.Departing Fri, Oct 9, returning Tue, Oct 13.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Fri, Oct 9, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Tue, Oct 13, arriving in Indianapolis.Price includes taxes and charges.From $236, select.

Denver.$240 per passenger.Departing Tue, Jul 14, returning Sat, Jul 18.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Tue, Jul 14, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Sat, Jul 18, arriving in Indianapolis.Price includes taxes and charges.From $240, select.

Denver.$242 per passenger.Departing Sat, Oct 10, returning Wed, Oct 14.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Sat, Oct 10, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Wed, Oct 14, arriving in Indianapolis.Price includes taxes and charges.From $242, select.

Denver.$245 per passenger.Departing Tue, Sep 29, returning Fri, Oct 2.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Tue, Sep 29, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Fri, Oct 2, arriving in Indianapolis.Price includes taxes and charges.From $245, select.

Denver.$248 per passenger.Departing Mon, Oct 26, returning Mon, Nov 2.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Mon, Oct 26, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Mon, Nov 2, arriving in Indianapolis.Price includes taxes and charges.From $248, select.

Denver.$252 per passenger.Departing Sat, Nov 7, returning Wed, Nov 11.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Sat, Nov 7, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Wed, Nov 11, arriving in Indianapolis.Price includes taxes and charges.From $252, select.

Denver.$252 per passenger.Departing Tue, Jul 28, returning Mon, Aug 3.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Tue, Jul 28, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Mon, Aug 3, arriving in Indianapolis.Price includes taxes and charges.From $252, select.

Denver.$277 per passenger.Departing Fri, Nov 6, returning Mon, Nov 9.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from Indianapolis on Fri, Nov 6, arriving in Denver International.Inbound direct flight with Frontier Airlines departing from Denver International on Mon, Nov 9, arriving in Indianapolis.Price includes taxes and charges.From $277, select.

Denver.$287 per passenger.Departing Mon, Jun 29, returning Mon, Jun 29.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Mon, Jun 29, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Mon, Jun 29, arriving in Indianapolis.Price includes taxes and charges.From $287, select.

Denver.$287 per passenger.Departing Mon, Jun 29, returning Thu, Jul 2.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Indianapolis on Mon, Jun 29, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departing from Denver International on Thu, Jul 2, arriving in Indianapolis.Price includes taxes and charges.From $287, select.

Find the cheapest month to fly from Indianapolis to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Indianapolis to Denver International flights are currently cheapest in September.

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Direct flights from Indianapolis to Denver International

Indianapolis to Denver International: Alternative routes

Compare routes from Indianapolis to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

Indianapolis to Denver: Flight information

The things to know before you go.

Cheapest flight found	$185
Cheapest month to fly	August
Average flight time	2 hrs, 48 mins
Most popular airline	Southwest Airlines
Average flights per week	59

Finding cheap flights from Indianapolis to Denver International: Frequently asked questions

How much are round-trip flights from Indianapolis to Denver International?

The best price we found for a round-trip flight from Indianapolis to Denver International is $185. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Indianapolis to Denver International?

2 hours and 48 minutes is the average flight time from Indianapolis to Denver International.

Which airlines fly direct from Indianapolis to Denver International?

Southwest Airlines, United and Air Canada fly direct from Indianapolis to Denver International.

How many flights are there a week from Indianapolis to Denver International?

There are 59 flights per week flying from Indianapolis to Denver International, as of June 2026.

When is the cheapest time to fly from Indianapolis to Denver International?

The cheapest month to fly from Indianapolis to Denver International is usually August.

Which upcoming date is cheapest to fly from Indianapolis Airport to Denver International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Indianapolis Airport to Denver International Airport on Tuesday, August 18, 2026.

Can I get a direct flight from Indianapolis Airport to Denver International Airport?

Yes – the average flight time is 2 hours and 48 minutes.

How can I find the best flight deal to Denver International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Denver?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Indianapolis Airport to Denver International?

Currently, Frontier Airlines offers the cheapest flight tickets to Denver International.

Traveling from Indianapolis Airport (IND) to Denver International Airport (DEN): what you need to know

Around 2 hours 50 minutes is how long you can expect to be traveling on a direct flight from Indianapolis Airport to Denver International Airport.
Denver is two hours behind Indianapolis and follows the UTC-7 timezone.
Flights from IND to DEN start from 05:35 — the earliest with Southwest Airlines. The last departure is at 21:10 with Southwest Airlines. Overall, you can take your pick of 34 weekly Indianapolis Airport to Denver International Airport flights.
Your IND to DEN flight won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're traveling internationally.
You can expect bigger queues during popular months like October. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a wise move.
With direct flights from Indianapolis Airport to Denver International Airport available from numerous airlines, flying to Denver (and then other parts of the United States) is a breeze. You can fly nonstop with:
Southwest Airlines tops the list for bookings on this route.
Frontier Airlines ranks as the leading on-time carrier for IND to DEN flights, with 80.49% of services landing on schedule.
Think about adding a stopover when booking your ticket from Indianapolis Airport to Denver International Airport. Simply deselect 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Here are some options between IND and DEN:
- Chicago O'Hare International Airport
- Minneapolis St Paul Airport
- Kansas City International Airport

How to find the cheapest flights from Indianapolis Airport (IND) to Denver International Airport (DEN)

$99 is currently the lowest price for a one-way Indianapolis Airport to Denver International Airport flight. Return flights start at $185. These prices may change based on demand.
It's usually best to book early if you're hoping to get cheap tickets from IND to DEN. That's because airlines adjust prices based on demand, which tends to increase closer to the date of departure.
Organize your trip for May. That's the cheapest month for flights from Indianapolis Airport to Denver International Airport. If you're flexible on when you fly, use the 'Whole month' tool to see the cheapest airfare across every month.
You won't have to check back in every day to find out if fares have gone down when you create a Price Alert. We'll update you the moment a special offer becomes available on cheap flights from IND to DEN.
Discover the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Indianapolis Airport to Denver International Airport, use the 'Sort by' tool. You can also filter results by arrival and departure times, airline, and number of stops.

Handy information about Indianapolis Airport (IND)

IND's address is 7800 Col. H. Weir Cook Memorial Drive.
When it comes to the on-time performance of Indianapolis Airport, data shows 78% of flights meet their scheduled arrival time.
Central Indianapolis to Indianapolis Airport is approximately 18 kilometers. Depending on traffic, it'll take about 20 minutes to get there if you're driving, catching a cab or ride-sharing.
Catching public transport? Expect a trip time of around 50 minutes.
Taking an early flight from Indianapolis Airport to Denver International Airport? Avoid the last-minute rush to the airport (and get some extra shut-eye) by choosing one of these hotels near IND:

Arriving at Denver International Airport (DEN)

Once your Indianapolis Airport to Denver International Airport flight has touched down, unwind and relax at a hotel close by. Baymont by Wyndham Denver International Airport is a comfy option within easy reach of DEN.
Travel at your own speed with a Denver International Airport rental car. Pick up your wheels from Routes Car Rentals, Dollar or Budget and venture far and wide through Denver and beyond.
For the best deal, book your ride from Denver International Airport about one week ahead.

Getting from Denver International Airport (DEN) to central Denver

The address for DEN is 8500 Pena Boulevard.
Denver International Airport to the center of Denver has a drive time of about 35 minutes. It's approximately 40 kilometers away.
It typically takes 35 minutes when traveling by public transport.

When to fly to Denver International Airport (DEN)

The quietest month for a flight from Indianapolis Airport to Denver International Airport is January, while July is the busiest. Pick the best time to go to Denver based on whether you prefer a bustling atmosphere or a more laid-back vibe.
The warmest month in Denver is July, with the temperature ranging between 14ºC (57ºF) and 32ºC (90ºF). Lock in your flights from Indianapolis Airport to Denver International Airport in this month if this is the type of weather you enjoy.
If you want cooler conditions, look for a cheap ticket from IND to DEN in January. Temperatures average between -9ºC (16ºF) and 7ºC (45ºF) then.

Explore more of the United States

Denver has plenty going for it, but there are so many other parts of the United States you'll want to see. Around 105 kilometers south of Denver, a visit to Colorado Springs will keep your itinerary packed. Check out popular attractions like Garden of the Gods, Pikes Peak Region Attractions and Red Rock Canyon.
If you're ready to explore another corner of the United States, head for Aurora, roughly 13 kilometers east of Denver. Plains Conservation Center, DeLaney Homestead Historic District and Aircraft viewing are key reasons to visit.